package com.cdm.service;

import java.util.List;
import java.util.Map;

import com.cdm.pojo.User;

public interface IUserService {

	public List<User> getUserById(int userId);
	
	public User getLoginInfo(Map<String, String> map);
	
	public boolean registerUser(User user);
	
	public List<User> getJoiner(int activityId);
	
	public boolean changeUserInfo(Map<String, Object> map);
}
